281680686

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{745187}}^1$

素因数の和:745205

約数の個数: 32

約数和(自身を含む): 715380480

約数和(自身を除く): 433699794

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 745187, 1490374, 2235561, 4471122, 5216309, 6706683, 10432618, 13413366, 15648927, 20120049, 31297854, 40240098, 46946781, 93893562, 140840343, 281680686]

約数ペア:

[(1, 281680686), (2, 140840343), (3, 93893562), (6, 46946781), (7, 40240098), (9, 31297854), (14, 20120049), (18, 15648927), (21, 13413366), (27, 10432618), (42, 6706683), (54, 5216309), (63, 4471122), (126, 2235561), (189, 1490374), (378, 745187)]